Perhaps you should try some spelling variations:
verbal communication » nonverbal communication, virtual communication, oral communication
de developpement » sme development
developpement de » developpement des, developpement durable
communication 1 » communication _, communication a, communication 3
crises verbal » crises moral, crises reveal
typologie de » typologie des, typologie der, typologien der
de variation » der variation, die variation, does variation
1 de » 1 die, 1 der, _ de

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: typologie de variation _ crises verbal communication 1 de developpement de l'afrique.*.